TacFire Official Product, Superior quality AK 6-Position collapsible stock is constructed of Polymer that offers high strength, and a lifetime of excellent service. Our AK stock kit includes an M4-style six position collapsible butt stock that can be installed on stamped receivers. Includes a butt pad made of non-slip rubber to help reduce recoil. This adjustable butt stock allows 6 length configurations for the convenience of the user. No gunsmithing is required.